84296609 has 2 divisors, whose sum is σ = 84296610. Its totient is φ = 84296608.

The previous prime is 84296603. The next prime is 84296621. The reversal of 84296609 is 90669248.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66259600 + 18037009 = 8140^2 + 4247^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84296609 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 84296609.

It is not a weakly prime, because it can be changed into another prime (84296603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42148304 + 42148305.

It is an arithmetic number, because the mean of its divisors is an integer number (42148305).

Almost surely, 2^84296609 is an apocalyptic number.

It is an amenable number.

84296609 is a deficient number, since it is larger than the sum of its proper divisors (1).

84296609 is an equidigital number, since it uses as much as digits as its factorization.

84296609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 44.

The square root of 84296609 is about 9181.3184783015. The cubic root of 84296609 is about 438.4667865406.

The spelling of 84296609 in words is "eighty-four million, two hundred ninety-six thousand, six hundred nine".